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Automate customer support triage with GPT, Gmail, Slack & analytics dashboard

Daniel ShashkoDaniel Shashko
93 views
2/3/2026
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How it Works

This workflow automatically monitors your Gmail support inbox every minute for new unread messages, instantly sending each email to OpenAI for intelligent analysis. The AI engine evaluates sentiment (Positive/Neutral/Negative/Critical), urgency level (Low/Medium/High/Critical), and categorizes requests into Technical, Billing, Feature Request, Bug Report, or General Inquiry, while extracting key issues and generating professional response templates.

The system calculates a priority score (0-110 points) by combining urgency weight (25 points per level) with sentiment impact (10 points per level), automatically flagging any Critical urgency or Critical sentiment tickets for immediate attention. Critical issues trigger instant Slack alerts with full context, suggested responses, and 30-minute SLA reminders, while routine tickets route to monitoring channels for standard processing.

Every ticket is logged to Airtable with complete analysis data and thread tracking, then simultaneously posted to a Google Sheets analytics dashboard for real-time metrics. A secondary AI pass generates strategic insights including trend identification, risk assessment, and actionable recommendations for the support team, storing these insights back in Airtable linked to the original ticket.

The entire process takes seconds from email arrival to team notification, eliminating manual triage and ensuring critical customer issues receive immediate attention while building a searchable knowledge base of support patterns.


Who is this for?

  • Customer support teams drowning in high email volumes needing automated prioritization
  • SaaS companies tracking support metrics and response times for customer satisfaction
  • Startups with lean support teams requiring intelligent ticket routing and escalation
  • E-commerce businesses managing technical support, returns, and billing inquiries simultaneously
  • Support managers needing data-driven insights into customer pain points and support trends

Setup Steps

  • Setup time: Approx. 20-30 minutes (OpenAI API, Gmail connection, database setup)

  • Requirements:

    • Gmail account with support email access
    • OpenAI API account with API key
    • Airtable account with workspace access
    • Google Sheets for analytics dashboard
    • Slack workspace with incoming webhooks
  • Sign up for OpenAI and obtain your API key for the AI analysis nodes.

  • Create an Airtable base with two tables: "tblSupportTickets" (main records) and "tblInsights" (AI insights) with matching column names.

  • Create a Google Sheet with columns for Date, Time, Customer, Email, Subject, Sentiment, Urgency, Category, Priority, Critical, Status.

  • Set up these nodes:

    • Monitor Support Emails: Connect Gmail account, configure to check INBOX label for unread messages.
    • AI Analysis Engine: Add OpenAI credentials and API key, system prompt pre-configured.
    • Parse & Enrich Data: JavaScript code automatically extracts and scores data (no changes needed).
    • Route by Urgency: Configure routing rules to split critical vs. routine tickets.
    • Slack Alert Nodes: Set up webhook URLs for critical alerts channel and routine monitoring channel.
    • Log to Airtable Database: Connect Airtable, select base and table, map all data fields.
    • Update Analytics Dashboard: Connect Google Sheets and select target sheet/range.
    • Generate Insights & Store AI Insights: OpenAI credentials already set, Airtable connection for storage.
  • Replace placeholder IDs: Airtable base ID (appXXXXXXXXXXXXXX), table names, Google Sheet document ID (1XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX).

  • Credentials must be entered into their respective nodes for successful execution.


Customization Guidance

  • Priority Scoring Formula: Adjust urgency multiplier (currently 25) and sentiment weight (currently 10) in the Code node to match your SLA requirements.
  • Urgency Thresholds: Modify critical routing logic—currently any "Critical" urgency or sentiment triggers immediate alerts.
  • AI Analysis Temperature: Lower OpenAI temperature (0.1-0.2) for more consistent categorization, or raise (0.4-0.5) for nuanced sentiment detection.
  • Polling Frequency: Change Gmail trigger from every minute to every 5/15/30 minutes based on support volume and urgency needs.
  • Email Filters: Add sender whitelist/blacklist, specific label filters, or date ranges to focus on particular customer segments.
  • Category Customization: Modify AI system prompt to add industry-specific categories like "Compliance," "Integration," "Onboarding," etc.
  • Multi-Language Support: Add language detection and translation steps before AI analysis for international support teams.
  • Auto-Response: Insert Gmail send node after AI analysis to automatically send suggested responses for low-priority inquiries.
  • Escalation Rules: Add additional routing for VIP customers, enterprise accounts, or tickets mentioning "cancel/refund."
  • Dashboard Enhancements: Connect to Data Studio, Tableau, or Power BI for advanced support analytics and team performance tracking.

Once configured, this workflow transforms your support inbox into an intelligent triage system that never misses critical issues, provides instant team visibility, and builds actionable customer insights—all while your team focuses on solving problems instead of sorting emails.


Built by Daniel Shashko
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n8n Customer Support Triage with GPT, Gmail, Slack & Analytics Dashboard

This n8n workflow automates the triage of incoming customer support emails, leveraging AI for categorization, notifying the team on Slack, and logging details for analytics. It streamlines the initial handling of support requests, ensuring efficient routing and tracking.

What it does

This workflow performs the following key steps:

  1. Triggers on new emails: Listens for new emails in a specified Gmail inbox.
  2. Analyzes email content with OpenAI: Extracts the subject and body of the email and sends it to OpenAI for categorization (e.g., "Bug Report", "Feature Request", "General Inquiry").
  3. Routes based on AI categorization: Uses a Switch node to direct the workflow based on the category identified by OpenAI.
  4. Notifies Slack channel: For each category, a message is posted to a designated Slack channel, including key details from the email and its assigned category.
  5. Logs data to Google Sheets: Records the email details, OpenAI's categorization, and other relevant information into a Google Sheet for tracking and analytics.
  6. Logs data to Airtable: Stores the email details, OpenAI's categorization, and other relevant information into an Airtable base for further management and analysis.

Prerequisites/Requirements

To use this workflow, you will need:

  • n8n instance: A running n8n instance (cloud or self-hosted).
  • Gmail Account: An active Gmail account configured as a credential in n8n.
  • OpenAI API Key: An OpenAI API key configured as a credential in n8n.
  • Slack Account: A Slack workspace and a bot token configured as a credential in n8n.
  • Google Sheets Account: A Google account with access to Google Sheets, configured as a credential in n8n. You will need to create a new spreadsheet and sheet for logging.
  • Airtable Account: An Airtable account with a base and table set up for logging, configured as a credential in n8n.

Setup/Usage

  1. Import the workflow: Download the provided JSON and import it into your n8n instance.
  2. Configure Credentials:
    • Gmail Trigger: Set up your Gmail credential.
    • OpenAI: Set up your OpenAI API key credential.
    • Slack: Set up your Slack bot token credential.
    • Google Sheets: Set up your Google Sheets credential and specify the Spreadsheet ID and Sheet Name where data should be logged.
    • Airtable: Set up your Airtable credential and specify the Base ID and Table Name where data should be logged.
  3. Customize OpenAI Prompt (Code Node): Review the "Code" node connected to OpenAI. You might want to adjust the prompt to better suit your specific categorization needs and desired output format.
  4. Customize Slack Messages: Adjust the messages in the "Slack" nodes to fit your team's notification preferences.
  5. Activate the workflow: Once all credentials are set and configurations are complete, activate the workflow.

The workflow will now automatically process new emails, categorize them using AI, notify your team, and log the data for analysis.

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